FR905875A - Electric discharge lamp - Google Patents

Electric discharge lamp

Info

Publication number
FR905875A
FR905875A FR905875DA FR905875A FR 905875 A FR905875 A FR 905875A FR 905875D A FR905875D A FR 905875DA FR 905875 A FR905875 A FR 905875A
Authority
FR
France
Prior art keywords
discharge lamp
electric discharge
electric
lamp
discharge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Application granted granted Critical
Publication of FR905875A publication Critical patent/FR905875A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
    • H01J61/526—Heating or cooling particular parts of the lamp heating or cooling of electrodes
FR905875D 1943-07-17 1944-07-17 Electric discharge lamp Expired FR905875A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE905875X 1943-07-17

Publications (1)

Publication Number Publication Date
FR905875A true FR905875A (en) 1945-12-17

Family

ID=6862429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905875D Expired FR905875A (en) 1943-07-17 1944-07-17 Electric discharge lamp

Country Status (2)

Country Link
BE (1) BE456927A (en)
FR (1) FR905875A (en)

Also Published As

Publication number Publication date
BE456927A (en)

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